Interesting. Could you share some pointers? On Wed, Mar 14, 2018 at 1:24 AM, Shuyi Chen <[email protected]> wrote:
> I think that's a good idea. There are other open source projects that offer > both Calcite SQL and LINQ style API, and convert them to Calcite relational > algebra for query planning and optimization. > > On Tue, Mar 13, 2018 at 11:27 PM, Walaa Eldin Moustafa < > [email protected]> wrote: > > > Does Calcite currently support converting a Linq4j expression to > relational > > algebra? After a quick look at the code, it seems that it does not, so if > > not, do you think it is feasible? On one hand, the Linq4j expressions are > > very similar to the RelBuilder structure, (e.g., .groupBy(), .orderBy(), > > etc). On the other hand, the extensive use of functions (e.g., selectors) > > and in-memory data-types may be difficult to implement as a RelBuilder. > The > > use case I have in mind is to have Linq4j as another top-level interface > > (that is interpretable to relational algebra) to Calcite in addition to > SQL > > and Piglet. > > > > Thanks, > > Walaa. > > > > > > -- > "So you have to trust that the dots will somehow connect in your future." >
